64972555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 86249664

約数和(自身を除く): 21277109

約数列:

[1, 5, 17, 37, 73, 85, 185, 283, 365, 629, 1241, 1415, 2701, 3145, 4811, 6205, 10471, 13505, 20659, 24055, 45917, 52355, 103295, 178007, 229585, 351203, 764383, 890035, 1756015, 3821915, 12994511, 64972555]

約数ペア:

[(1, 64972555), (5, 12994511), (17, 3821915), (37, 1756015), (73, 890035), (85, 764383), (185, 351203), (283, 229585), (365, 178007), (629, 103295), (1241, 52355), (1415, 45917), (2701, 24055), (3145, 20659), (4811, 13505), (6205, 10471)]